Added lite versions

This commit is contained in:
Timothy Warren 2011-12-12 11:47:20 -05:00
parent d62d9ff127
commit 5757986aa8
10 changed files with 3209 additions and 36 deletions

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@ -33,8 +33,8 @@
<span class='line'> 26</span> </span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">parseFloat</span><span class="PUNC">(</span><span class="NAME">b</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> <span class='line'> 26</span> </span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">parseFloat</span><span class="PUNC">(</span><span class="NAME">b</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 27</span> </span><span class="WHIT"> </span><span class="NAME">aNumeric</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">aFloat</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">''</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">a</span><span class="PUNC">,</span><span class="WHIT"> <span class='line'> 27</span> </span><span class="WHIT"> </span><span class="NAME">aNumeric</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">aFloat</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">''</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">a</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 28</span> </span><span class="WHIT"> </span><span class="NAME">bNumeric</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">''</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">b</span><span class="PUNC">;</span><span class="WHIT"> <span class='line'> 28</span> </span><span class="WHIT"> </span><span class="NAME">bNumeric</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">''</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="NAME">b</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 29</span> </span><span class="WHIT"> <span class='line'> 29</span>
<span class='line'> 30</span> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">aNumeric</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">bNumeric</span><span class="PUNC">)</span><span class="WHIT"> <span class='line'> 30</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">aNumeric</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">bNumeric</span><span class="PUNC">)</span><span class="WHIT">
<span class='line'> 31</span> </span><span class="PUNC">{</span><span class="WHIT"> <span class='line'> 31</span> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 32</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">aFloat</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">aFloat</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> <span class='line'> 32</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">aFloat</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">aFloat</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">bFloat</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 33</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT"> <span class='line'> 33</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">

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(function(){if("undefined"!==typeof document.querySelector){var d,g,f,e;d=function(a){e="undefined"===typeof a?"undefined"!==typeof d.el?d.el:document.documentElement:"object"!==typeof a?g(a):a;d.prototype.el=e;var a=f(d),b;for(b in a)if("object"===typeof a[b])a[b].el=e;a.el=e;return a};g=function(a,b){var c;if("string"!=typeof a||"undefined"===typeof a)return a;c=null!=b&&1===b.nodeType?b:document;if(a.match(/^#([\w\-]+$)/))return document.getElementById(a.split("#")[1]);c=c.querySelectorAll(a);
return 1===c.length?c[0]:c};f=function(a){var b;if("undefined"!==typeof a){if("undefined"!==typeof Object.create)return Object.create(a);b=typeof a;if(!("object"!==b&&"function"!==b))return b=function(){},b.prototype=a,new b}};d.ext=function(a,b){b.el=e;d[a]=b};d.ext("each",function(a){if("undefined"!==typeof e.length&&e!==window){var b=e.length;if(0!==b)for(var c,h=0;h<b;h++)c=e.item(h)?e.item(h):e[h],a.call(c,c)}else a.call(e,e)});d.type=function(a){return function(){return a&&a!==this}.call(a)?
(typeof a).toLowerCase():{}.toString.call(a).match(/\s([a-z|A-Z]+)/)[1].toLowerCase()};d=window.$_=window.$_||d;d.$=g}})();
(function(){if("undefined"===typeof window.console)window.console={log:function(){}};if("undefined"===typeof String.prototype.trim)String.prototype.trim=function(){return this.replace(/^[\s\uFEFF]+|[\s\uFEFF]+$/g,"")};"undefined"!==typeof document&&!("classList"in document.createElement("a"))&&function(d){var d=(d.HTMLElement||d.Element).prototype,g=Object,f=String.prototype.trim||function(){return this.replace(/^\s+|\s+$/g,"")},e=Array.prototype.indexOf||function(a){for(var b=0,c=this.length;b<c;b++)if(b in
this&&this[b]===a)return b;return-1},a=function(a,b){this.name=a;this.code=DOMException[a];this.message=b},b=function(b,c){if(""===c)throw new a("SYNTAX_ERR","An invalid or illegal string was specified");if(/\s/.test(c))throw new a("INVALID_CHARACTER_ERR","String contains an invalid character");return e.call(b,c)},c=function(a){for(var b=f.call(a.className),b=b?b.split(/\s+/):[],c=0,e=b.length;c<e;c++)this.push(b[c]);this._updateClassName=function(){a.className=this.toString()}},h=c.prototype=[],
i=function(){return new c(this)};a.prototype=Error.prototype;h.item=function(a){return this[a]||null};h.contains=function(a){return-1!==b(this,a+"")};h.add=function(a){a+="";-1===b(this,a)&&(this.push(a),this._updateClassName())};h.remove=function(a){a=b(this,a+"");-1!==a&&(this.splice(a,1),this._updateClassName())};h.toggle=function(a){a+="";-1===b(this,a)?this.add(a):this.remove(a)};h.toString=function(){return this.join(" ")};if(g.defineProperty){h={get:i,enumerable:!0,configurable:!0};try{g.defineProperty(d,
"classList",h)}catch(j){if(-2146823252===j.number)h.enumerable=!1,g.defineProperty(d,"classList",h)}}else g.prototype.__defineGetter__&&d.__defineGetter__("classList",i)}(self);if("undefined"===typeof Event.preventDefault&&"undefined"!==typeof window.event)Event.prototype.preventDefault=function(){window.event.stop()},Event.prototype.stopPropagation=function(){window.event.returnValue=!1}})();
(function(){if("undefined"!==typeof window.XMLHttpRequest){var d={_do:function(d,f,e,a){var b=new XMLHttpRequest;"undefined"===typeof e&&(e=function(){});a=a?"POST":"GET";d+="GET"===a?"?"+this._serialize(f):"";b.open(a,d);b.onreadystatechange=function(){4===b.readyState&&e(b.responseText)};"POST"===a?(b.setRequestHeader("Content-Type","application/x-www-form-urlencoded"),b.send(this._serialize(f))):b.send(null)},_serialize:function(d){var f,e,a=[];for(f in d)d.hasOwnProperty(f)&&"function"!==typeof d[f]&&
(e=d[f].toString(),f=encodeURIComponent(f),e=encodeURIComponent(e),a.push(f+"="+e));return a.join("&")}};$_.ext("get",function(g,f,e){d._do(g,f,e,!1)});$_.ext("post",function(g,f,e){d._do(g,f,e,!0)})}})();
(function(){var d,g,f,e;"undefined"!==typeof document.addEventListener?(d=function(a,b,c){"undefined"!==typeof a.addEventListener&&a.addEventListener(b,c,!1)},g=function(a,b,c){"undefined"!==typeof a.removeEventListener&&a.removeEventListener(b,c,!1)}):"undefined"!==typeof document.attachEvent&&(d=function(a,b,c){var h;function d(a){c.apply(a)}"undefined"!==typeof a.attachEvent?(g(b,c),a.attachEvent("on"+b,d),h=a.KIS_0_5_0=a.KIS_0_5_0||{},a=h,a.listeners=a.listeners||{},a.listeners[b]=a.listeners[b]||
[],a.listeners[b].push({callback:c,_listener:d})):console.log("Failed to _attach event:"+b+" on "+a)},g=function(a,b,c){if("undefined"!==typeof a.detachEvent){var d=a.KIS_0_5_0;if(d&&d.listeners&&d.listeners[b])for(var e=d.listeners[b],f=e.length,g=0;g<f;g++)if(e[g].callback===c){a.detachEvent("on"+b,e[g]._listener);e.splice(g,1);0===e.length&&delete d.listeners[b];break}}});f=function(a,b,c,e){var i,j;if("undefined"===typeof a)return console.log(arguments),console.log(b),!1;if(b.match(/^([\w\-]+)$/))!0===
e?d(a,b,c):g(a,b,c);else{b=b.split(" ");j=b.length;for(i=0;i<j;i++)f(a,b[i],c,e)}};e=function(a,b,c,d){f(a,c,function(a){var c,e,f,a=a||window.event;e=$_.$(b);for(c in e)f=a.target||a.srcElement,f==e[c]&&(d.call(e[c],a),a.stopPropagation())},!0)};$_.ext("event",{add:function(a,b){$_.each(function(c){f(c,a,b,!0)})},remove:function(a,b){$_.each(function(c){f(c,a,b,!1)})},live:function(a,b,c){e(document.documentElement,a,b,c)},delegate:function(a,b,c){$_.each(function(d){e(d,a,b,c)})}})})();

805
kis-lite.js Normal file
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@ -0,0 +1,805 @@
/**
Kis JS Keep It Simple JS Library
Copyright Timothy J. Warren
License Public Domain
Version 0.5.0-pre
*/
(function (){
"use strict";
// Most functions rely on a string selector
// which returns html elements. This requires
// document.querySelectorAll or a custom
// selector engine. I choose to just use the
// browser feature, since it is present in
// IE 8+, and all other major browsers
if (typeof document.querySelector === "undefined")
{
return;
}
var $_, $, dcopy, sel;
/**
* $_
*
* Constructor function
*
* @constuctor
* @namespace
* @param string selector
* @return object
*/
$_ = function(s)
{
//Have documentElement be default selector, just in case
if(typeof s === "undefined")
{
//Defines a "global" selector for that instance
sel = (typeof $_.el !== "undefined")
? $_.el
: document.documentElement;
}
else
{
sel = (typeof s !== "object") ? $(s) : s;
}
// Add the selector to the prototype
$_.prototype.el = sel;
// Make a copy before adding properties
var self = dcopy($_);
// Give sel to each extension.
for(var i in self)
{
if(typeof self[i] === "object")
{
self[i].el = sel;
}
}
self.el = sel;
return self;
};
/**
* Simple DOM selector function
*
* @memberOf $_
* @param string selector
* @param object context
* @return object
* @type object
*/
$ = function (a, context)
{
var x, c;
if (typeof a != "string" || typeof a === "undefined"){ return a;}
//Check for a context of a specific element, otherwise, just run on the document
c = (context != null && context.nodeType === 1)
? context
: document;
//Pick the quickest method for each kind of selector
if (a.match(/^#([\w\-]+$)/))
{
return document.getElementById(a.split('#')[1]);
}
else
{
x = c.querySelectorAll(a);
}
//Return the single object if applicable
return (x.length === 1) ? x[0] : x;
};
/**
* Deep copy/prototypical constructor function
*
* @param object obj
* @private
* @return object
* @type object
*/
dcopy = function(obj)
{
var type, F;
if(typeof obj === "undefined")
{
return;
}
if(typeof Object.create !== "undefined")
{
return Object.create(obj);
}
type = typeof obj;
if(type !== "object" && type !== "function")
{
return;
}
/**
* @private
*/
F = function(){};
F.prototype = obj;
return new F();
};
/**
* Adds the property `obj` to the $_ object, calling it `name`
*
* @param string name
* @param object obj
*/
$_.ext = function(name, obj)
{
obj.el = sel;
$_[name] = obj;
};
/**
* Iterates over a $_ object, applying a callback to each item
*
* @name $_.each
* @function
* @param function callback
*/
$_.ext('each', function (callback)
{
if(typeof sel.length !== "undefined" && sel !== window)
{
var len = sel.length;
if (len === 0)
{
return;
}
var selx;
for (var x = 0; x < len; x++)
{
selx = (sel.item(x)) ? sel.item(x) : sel[x];
callback.call(selx, selx);
}
}
else
{
callback.call(sel, sel);
}
});
/**
* Retrieves the type of the passed variable
*
* @param mixed obj
* @return string
* @type string
*/
$_.type = function(obj)
{
if((function() {return obj && (obj !== this)}).call(obj))
{
//fallback on 'typeof' for truthy primitive values
return (typeof obj).toLowerCase();
}
//Strip x from [object x] and return
return ({}).toString.call(obj).match(/\s([a-z|A-Z]+)/)[1].toLowerCase();
};
//Set global variables
$_ = window.$_ = window.$_ || $_;
$_.$ = $;
}());
// --------------------------------------------------------------------------
/**
* A module of various browser polyfills
* @file polyfill.js
*/
(function(){
"use strict";
// Console.log polyfill for IE 8 stupidity
if(typeof window.console === "undefined")
{
window.console = {
log:function(){}
};
}
// --------------------------------------------------------------------------
/**
* String trim function polyfill
*/
if(typeof String.prototype.trim === "undefined")
{
/**
* @private
*/
String.prototype.trim = function()
{
return this.replace(/^[\s\uFEFF]+|[\s\uFEFF]+$/g, "");
};
}
// --------------------------------------------------------------------------
//This is used so IE 8 can use the classList api
/*
* classList.js: Cross-browser full element.classList implementation.
* 2011-06-15
*
* By Eli Grey, http://eligrey.com
* Public Domain.
* NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
*/
if (typeof document !== "undefined" && !("classList" in document.createElement("a")))
{
(function (view){
var classListProp = "classList",
protoProp = "prototype",
elemCtrProto = (view.HTMLElement || view.Element)[protoProp],
objCtr = Object,
strTrim = String[protoProp].trim ||
function ()
{
return this.replace(/^\s+|\s+$/g, "");
},
arrIndexOf = Array[protoProp].indexOf ||
function (item)
{
var
i = 0,
len = this.length;
for (; i < len; i++)
{
if (i in this && this[i] === item)
{
return i;
}
}
return -1;
}
// Vendors: please allow content code to instantiate DOMExceptions
,
/**
* @private
*/
DOMEx = function (type, message)
{
this.name = type;
this.code = DOMException[type];
this.message = message;
},
/**
* @private
*/
checkTokenAndGetIndex = function (classList, token)
{
if (token === "")
{
throw new DOMEx("SYNTAX_ERR", "An invalid or illegal string was specified");
}
if (/\s/.test(token))
{
throw new DOMEx("INVALID_CHARACTER_ERR", "String contains an invalid character");
}
return arrIndexOf.call(classList, token);
},
/**
* @private
*/
ClassList = function (elem)
{
var
trimmedClasses = strTrim.call(elem.className),
classes = trimmedClasses ? trimmedClasses.split(/\s+/) : [],
i = 0,
len = classes.length;
for (; i < len; i++)
{
this.push(classes[i]);
}
this._updateClassName = function ()
{
elem.className = this.toString();
};
},
classListProto = ClassList[protoProp] = [],
/**
* @private
*/
classListGetter = function ()
{
return new ClassList(this);
};
// Most DOMException implementations don't allow calling DOMException's toString()
// on non-DOMExceptions. Error's toString() is sufficient here.
DOMEx[protoProp] = Error[protoProp];
classListProto.item = function (i)
{
return this[i] || null;
};
classListProto.contains = function (token)
{
token += "";
return checkTokenAndGetIndex(this, token) !== -1;
};
classListProto.add = function (token)
{
token += "";
if (checkTokenAndGetIndex(this, token) === -1)
{
this.push(token);
this._updateClassName();
}
};
classListProto.remove = function (token)
{
token += "";
var index = checkTokenAndGetIndex(this, token);
if (index !== -1)
{
this.splice(index, 1);
this._updateClassName();
}
};
classListProto.toggle = function (token)
{
token += "";
if (checkTokenAndGetIndex(this, token) === -1)
{
this.add(token);
}
else
{
this.remove(token);
}
};
classListProto.toString = function ()
{
return this.join(" ");
};
if (objCtr.defineProperty)
{
var classListPropDesc = {
get: classListGetter,
enumerable: true,
configurable: true
};
try
{
objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
}
catch (ex)
{ // IE 8 doesn't support enumerable:true
if (ex.number === -0x7FF5EC54)
{
classListPropDesc.enumerable = false;
objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);
}
}
}
else if (objCtr[protoProp].__defineGetter__)
{
elemCtrProto.__defineGetter__(classListProp, classListGetter);
}
}(self));
}
// --------------------------------------------------------------------------
/**
* event.preventDefault/e.stopPropagation polyfill
* @private
*/
if(typeof Event.preventDefault === "undefined" && typeof window.event !== "undefined")
{
Event.prototype.preventDefault = function()
{
window.event.stop();
},
Event.prototype.stopPropagation = function()
{
window.event.returnValue = false;
}
}
}());
// --------------------------------------------------------------------------
/**
* Ajax
*
* Module for making ajax requests
*/
(function (){
"use strict";
// Don't bother even defining the object if the XMLHttpRequest isn't available
if(typeof window.XMLHttpRequest === "undefined")
{
return;
}
var ajax = {
_do: function (url, data, callback, isPost)
{
var type,
request = new XMLHttpRequest();
if (typeof callback === "undefined")
{
/**
* @private
*/
callback = function (){};
}
type = (isPost) ? "POST" : "GET";
url += (type === "GET") ? "?"+this._serialize(data) : '';
request.open(type, url);
request.onreadystatechange = function ()
{
if (request.readyState === 4)
{
callback(request.responseText);
}
};
if (type === "POST")
{
request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
request.send(this._serialize(data));
}
else
{
request.send(null);
}
},
_serialize: function (data)
{
var name,
value,
pairs = [];
for (name in data)
{
if (!data.hasOwnProperty(name))
{
continue;
}
if (typeof data[name] === "function")
{
continue;
}
value = data[name].toString();
name = encodeURIComponent(name);
value = encodeURIComponent(value);
pairs.push(name + "=" + value);
}
return pairs.join("&");
}
};
/**
* Sends a GET type ajax request
*
* @name get
* @function
* @memberOf $_
* @param string url
* @param object data
* @param function callback
*/
$_.ext('get', function (url, data, callback){
ajax._do(url, data, callback, false);
});
/**
* Sends a POST type ajax request
*
* @name post
* @function
* @memberOf $_
* @param string url
* @param object data
* @param function callback
*/
$_.ext('post', function (url, data, callback){
ajax._do(url, data, callback, true);
});
}());
// --------------------------------------------------------------------------
/**
* Event
*
* Event api wrapper
*/
(function (){
"use strict";
// Property name for expandos on DOM objects
var kis_expando = "KIS_0_5_0";
var _attach, _remove, _add_remove, e, _attach_delegate;
// Define the proper _attach and _remove functions
// based on browser support
if(typeof document.addEventListener !== "undefined")
{
/**
* @private
*/
_attach = function (sel, event, callback)
{
if(typeof sel.addEventListener !== "undefined")
{
// Duplicated events are dropped, per the specification
sel.addEventListener(event, callback, false);
}
};
/**
* @private
*/
_remove = function (sel, event, callback)
{
if(typeof sel.removeEventListener !== "undefined")
{
sel.removeEventListener(event, callback, false);
}
};
}
// typeof function doesn't work in IE where attachEvent is available: brute force it
else if(typeof document.attachEvent !== "undefined")
{
/**
* @private
*/
_attach = function (sel, event, callback)
{
function _listener () {
// Internet Explorer fails to correctly set the 'this' object
// for event listeners, so we need to set it ourselves.
callback.apply(arguments[0]);
}
if (typeof sel.attachEvent !== "undefined")
{
_remove(event, callback); // Make sure we don't have duplicate listeners
sel.attachEvent("on" + event, _listener);
// Store our _listener so we can remove it later
var expando = sel[kis_expando] = sel[kis_expando] || {};
expando.listeners = expando.listeners || {};
expando.listeners[event] = expando.listeners[event] || [];
expando.listeners[event].push({
callback: callback,
_listener: _listener
});
}
else
{
console.log("Failed to _attach event:"+event+" on "+sel);
}
};
/**
* @private
*/
_remove = function (sel, event, callback)
{
if(typeof sel.detachEvent !== "undefined")
{
var expando = sel[kis_expando];
if (expando && expando.listeners
&& expando.listeners[event])
{
var listeners = expando.listeners[event];
var len = listeners.length;
for (var i=0; i<len; i++)
{
if (listeners[i].callback === callback)
{
sel.detachEvent("on" + event, listeners[i]._listener);
listeners.splice(i, 1);
if(listeners.length === 0)
{
delete expando.listeners[event];
}
return;
}
}
}
}
};
}
_add_remove = function (sel, event, callback, add)
{
var i, len;
if(typeof sel === "undefined")
{
console.log(arguments);
console.log(event);
return false;
}
// Multiple events? Run recursively!
if (!event.match(/^([\w\-]+)$/))
{
event = event.split(" ");
len = event.length;
for (i = 0; i < len; i++)
{
_add_remove(sel, event[i], callback, add);
}
return;
}
if(add === true)
{
_attach(sel, event, callback);
}
else
{
_remove(sel, event, callback);
}
};
_attach_delegate = function(sel, target, event, callback)
{
// attach the listener to the parent object
_add_remove(sel, event, function(e){
var elem, t, tar;
// IE 8 doesn't have event bound to element
e = e || window.event;
// Get the live version of the target selector
t = $_.$(target);
// Check each element to see if it matches the target
for(elem in t)
{
// IE 8 doesn't have target in the event object
tar = e.target || e.srcElement;
// Fire target callback when event bubbles from target
if(tar == t[elem])
{
// Trigger the event callback
callback.call(t[elem], e);
// Stop event propegation
e.stopPropagation();
}
}
}, true);
};
// --------------------------------------------------------------------------
/**
* Event Listener module
*
* @namespace
* @name event
* @memberOf $_
*/
e = {
/**
* Adds an event that returns a callback when triggered on the selected
* event and selector
*
* @memberOf $_.event
* @name add
* @function
* @example Eg. $_("#selector").event.add("click", do_something());
* @param string event
* @param function callback
*/
add: function (event, callback)
{
$_.each(function(e){
_add_remove(e, event, callback, true);
});
},
/**
* Removes an event bound the the specified selector, event type, and callback
*
* @memberOf $_.event
* @name remove
* @function
* @example Eg. $_("#selector").event.remove("click", do_something());
* @param string event
* @param string callback
*/
remove: function (event, callback)
{
$_.each(function(e){
_add_remove(e, event, callback, false);
});
},
/**
* Binds a persistent event to the document
*
* @memberOf $_.event
* @name live
* @function
* @example Eg. $_.event.live(".button", "click", do_something());
* @param string target
* @param string event
* @param function callback
*/
live: function (target, event, callback)
{
_attach_delegate(document.documentElement, target, event, callback);
},
/**
* Binds an event to a parent object
*
* @memberOf $_.event
* @name delegate
* @function
* @example Eg. $_("#parent").delegate(".button", "click", do_something());
* @param string target
* @param string event_type
* @param function callback
*/
delegate: function (target, event, callback)
{
$_.each(function(e){
_attach_delegate(e, target, event, callback);
});
}
};
$_.ext('event', e);
}());